38318440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 64

約数和(自身を含む): 91699200

約数和(自身を除く): 53380760

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 127, 152, 190, 254, 380, 397, 508, 635, 760, 794, 1016, 1270, 1588, 1985, 2413, 2540, 3176, 3970, 4826, 5080, 7543, 7940, 9652, 12065, 15086, 15880, 19304, 24130, 30172, 37715, 48260, 50419, 60344, 75430, 96520, 100838, 150860, 201676, 252095, 301720, 403352, 504190, 957961, 1008380, 1915922, 2016760, 3831844, 4789805, 7663688, 9579610, 19159220, 38318440]

約数ペア:

[(1, 38318440), (2, 19159220), (4, 9579610), (5, 7663688), (8, 4789805), (10, 3831844), (19, 2016760), (20, 1915922), (38, 1008380), (40, 957961), (76, 504190), (95, 403352), (127, 301720), (152, 252095), (190, 201676), (254, 150860), (380, 100838), (397, 96520), (508, 75430), (635, 60344), (760, 50419), (794, 48260), (1016, 37715), (1270, 30172), (1588, 24130), (1985, 19304), (2413, 15880), (2540, 15086), (3176, 12065), (3970, 9652), (4826, 7940), (5080, 7543)]